Functions Quiz

If the set {(3, 7), (5, -4), (-4, 2), (x, 7)} is a function, then x can NOT be

• 7

• 4

• -1

• 5

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which graphs are NOT functions? (Choose all that apply).

• 
• 
• 
• 
• 

Which set of points is NOT a function?

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• 
• 
• 

In a function, the set of input values is called the _____ and is represented by _____ in an ordered pair (x, y).

• range, x

• range, y

• domain, x

• domain, y

Which of the following is false?

• Multiple inputs can have the same output

• An input can have its opposite as an output

• An input can have itself as an output

• An input can have multiple outputs

A set of output values is called the...

• domain

• range

• absolute set

• scatter plot

What do we use to check if a graph is a function?

• Line of best fit

• Scatter plot

• Horizontal Line Test

• Vertical Line Test

Which of the following does NOT represent a function?

• a line with a positive slope

• a line with a negative slope

• a vertical line

• a horizontal line

Which of the following is NOT a linear function? Choose all that apply.

• y = 2x²

• 3x + 2y = 9

• y = -¹/₂x + 4

• y = ^x/₄

• y = ⁴/_x

What is the slope of the linear function represented by the table.

• ¹/₄

• -¹/₄

• 4

• -4